The Danforth Hi-Tensile is their toughest, most durable anchor and, with its large flukes, features very high holding power. The high holding power of these anchors is attributable to their quick and deep setting design, having a large surface area, and the use of superior materials, rather than their weight.• Flukes are fabricated for additional strength and then beveled to allow quick, deep, bottom penetration• Shank is made from drop-forged steel• Hot dipped galvanized finish• Note: the table below is based on the manufacturer's recommendations, and is meant as a guide only. If you are in doubt about the appropriate choice of anchor for your boat, please call us for advice at 800-426-6930.